Nitrogen loading from onsite septic systems (OSSs) may degrade the ecological health of aquatic systems by causing or accentuating eutrophication leading to hypoxia or anoxia. OSSs do not typically remove nitrogen within ...

Over 20 years of research has highlighted how Pacific salmon (Oncorhynchus spp.) returning from the ocean to natal lakes, rivers, and streams can have profound impacts on inland coastal ecosystems, and salmon are now an ...